From ece04926b0d5d9e3a918c15e5883556737bed7b5 Mon Sep 17 00:00:00 2001
From: Kien N <contact@ndkien.com>
Date: Thu, 2 Feb 2012 03:18:04 +0700
Subject: [PATCH] More silent executions

* Silently continue execution of commands regardless of errors
  which are prone to happen with Vim's customizability.
* Remove ctrlp#msg() as it's no longer needed.

Fix #95 and prevent similar issues.
---
 autoload/ctrlp.vim           | 28 ++++++++--------------------
 autoload/ctrlp/buffertag.vim |  3 ---
 autoload/ctrlp/quickfix.vim  |  9 ++-------
 autoload/ctrlp/tag.vim       | 20 ++++++++------------
 4 files changed, 18 insertions(+), 42 deletions(-)

diff --git a/autoload/ctrlp.vim b/autoload/ctrlp.vim
index 9a194a7..128a818 100644
--- a/autoload/ctrlp.vim
+++ b/autoload/ctrlp.vim
@@ -1110,11 +1110,7 @@ endf
 
 fu! ctrlp#setdir(path, ...)
 	let cmd = exists('a:1') ? a:1 : 'lc!'
-	try
-		exe cmd.' '.ctrlp#fnesc(a:path)
-	cat
-		cal ctrlp#msg("Can't change working directory.")
-	endt
+	sil! exe cmd.' '.ctrlp#fnesc(a:path)
 endf
 " Highlighting {{{2
 fu! s:syntax()
@@ -1345,25 +1341,17 @@ fu! s:migemo(str)
 	retu str
 endf
 
-fu! ctrlp#msg(msg)
-	redr | echoh Identifier | echon "CtrlP: ".a:msg | echoh None
-endf
-
 fu! s:openfile(cmd, filpath, ...)
 	let cmd = a:cmd =~ '^[eb]$' && &modified ? 'hid '.a:cmd : a:cmd
 	let cmd = cmd =~ '^tab' ? tabpagenr('$').cmd : cmd
 	let tail = a:0 ? a:1 : s:tail()
-	try
-		exe cmd.tail.' '.ctrlp#fnesc(a:filpath)
-	cat
-	fina
-		if !empty(tail)
-			sil! norm! zvzz
-		en
-		if exists('*haslocaldir')
-			cal ctrlp#setdir(getcwd(), haslocaldir() ? 'lc!' : 'cd!')
-		en
-	endt
+	sil! exe cmd.tail.' '.ctrlp#fnesc(a:filpath)
+	if !empty(tail)
+		sil! norm! zvzz
+	en
+	if exists('*haslocaldir')
+		cal ctrlp#setdir(getcwd(), haslocaldir() ? 'lc!' : 'cd!')
+	en
 endf
 
 fu! s:writecache(read_cache, cache_file)
diff --git a/autoload/ctrlp/buffertag.vim b/autoload/ctrlp/buffertag.vim
index 843ab6f..5c8045b 100644
--- a/autoload/ctrlp/buffertag.vim
+++ b/autoload/ctrlp/buffertag.vim
@@ -165,9 +165,6 @@ fu! s:esctagscmd(bin, args, ...)
 		let last = s:enc != &enc ? s:enc : !empty($LANG) ? $LANG : &enc
 		let cmd = iconv(cmd, &enc, last)
 	en
-	if empty(cmd)
-		cal ctrlp#msg("Encoding conversion failed!")
-	en
 	retu cmd
 endf
 
diff --git a/autoload/ctrlp/quickfix.vim b/autoload/ctrlp/quickfix.vim
index 606eb53..cc64d2f 100644
--- a/autoload/ctrlp/quickfix.vim
+++ b/autoload/ctrlp/quickfix.vim
@@ -43,13 +43,8 @@ fu! ctrlp#quickfix#accept(mode, str)
 	let cmd = md == 't' ? 'tabe' : md == 'h' ? 'new' : md == 'v' ? 'vne'
 		\ : ctrlp#normcmd('e')
 	let cmd = cmd == 'e' && &modified ? 'hid e' : cmd
-	try
-		exe cmd.' '.ctrlp#fnesc(filpath)
-	cat
-		cal ctrlp#msg("Invalid command or argument.")
-	fina
-		cal cursor(items[2], items[3]) | sil! norm! zvzz
-	endt
+	sil! exe cmd.' '.ctrlp#fnesc(filpath)
+	cal cursor(items[2], items[3]) | sil! norm! zvzz
 endf
 
 fu! ctrlp#quickfix#id()
diff --git a/autoload/ctrlp/tag.vim b/autoload/ctrlp/tag.vim
index c4728f2..d74a38f 100644
--- a/autoload/ctrlp/tag.vim
+++ b/autoload/ctrlp/tag.vim
@@ -90,19 +90,15 @@ fu! ctrlp#tag#accept(mode, str)
 		\ }
 	let cmd = fnd[0] == 1 ? cmds[md][0] : cmds[md][1]
 	let cmd = cmd == 'tj' && &modified ? 'hid '.cmd : cmd
-	try
-		let cmd = cmd =~ '^tab' ? tabpagenr('$').cmd : cmd
-		if fnd[0] == 1
-			if cmd != ''
-				exe cmd
-			en
-			exe fnd[1].'ta' tg
-		el
-			exe cmd.' '.tg
+	let cmd = cmd =~ '^tab' ? tabpagenr('$').cmd : cmd
+	if fnd[0] == 1
+		if cmd != ''
+			sil! exe cmd
 		en
-	cat
-		cal ctrlp#msg("Tag not found.")
-	endt
+		sil! exe fnd[1].'ta' tg
+	el
+		sil! exe cmd.' '.tg
+	en
 endf
 
 fu! ctrlp#tag#id()